

He was flirting with holocaust denial decades ago, was a Trump supporter from the beginning, became more and more of a generic unhinged conspiracy theorist following that, and yes as you noted was a pretty blatant racist. Sprinkle some misogyny in there for good measure as well.
Behind the Bastards has some good episodes about him


False hope. Come election time Republicans will rally around some insane thing like “Democrats are eating babies” and they’ll pull the lever for whoever has an R by their name. Even non-crazy people will tell themselves some half-baked story that starts with “Well, I don’t like Trump but…” and do the same thing.